According to the equations of the general theory of relativity, the universe is either ex-panding or contracting [17]. In order to circumvent the unthinkable, Einstein introduceda factor to keep the size constant. Some 20 years later, however, Hubble, who gave hisname to the telescope, discovered that the universe is actually expanding. He did thisby proving that the color spectrums of far star…
Levees are typically very long structures built above the natural ground level to either channel water or prevent it from flowing through. Excluding those built along canals, levees are designed to protect certain areas against river or marine flooding. This handbook only addresses riverine flood protection levees that pro-vide partial or total protection against floodplain inundation.As we wil…
The book provides an overview of technical sustainable water management in the Global South, mainly in India. The book is structured in five sections: (1) current state and challenges, (2) new age materials in (waste) water treatment, (3) new technologies developed for (waste) water treatment, (4) sensors, (5) urban water infrastructure. Section-1 provides the latest information about the statu…